immersive-home/lib/utils/pointer/pointer.gd

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GDScript3
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2023-11-27 01:23:19 +02:00
extends Node
const Initiator = preload("./initiator.gd")
var initiator: Initiator
var ray: RayCast3D
var timespan_click = 400.0
var last_collided: Object = null
var is_pressed := false
var is_grabbed := false
var time_pressed := 0.0
var moved := false
var click_point := Vector3.ZERO
func _init(initiator: Initiator, ray: RayCast3D):
self.initiator = initiator
self.ray = ray
func _ready():
initiator.on_press.connect(_on_pressed)
initiator.on_release.connect(_on_released)
func _physics_process(_delta):
_handle_enter_leave()
_handle_move()
func _handle_move():
var time_passed = Time.get_ticks_msec() - time_pressed
if time_passed <= timespan_click || (is_pressed == false && is_grabbed == false):
return
moved = true
# reset if last_collided gets deleted
if is_instance_valid(last_collided) == false:
last_collided = null
return
if is_pressed:
_emit_event("press_move", last_collided )
if is_grabbed:
_emit_event("grab_move", last_collided )
func _handle_enter_leave():
var collider = ray.get_collider()
if collider == last_collided || is_grabbed || is_pressed:
return
_emit_event("ray_enter", collider )
_emit_event("ray_leave", last_collided )
last_collided = collider
func _on_pressed(type: Initiator.EventType):
var collider = ray.get_collider()
if collider == null:
return
match type:
Initiator.EventType.TRIGGER:
is_pressed = true
time_pressed = Time.get_ticks_msec()
click_point = ray.get_collision_point()
_emit_event("press_down", collider )
Initiator.EventType.GRIP:
is_grabbed = true
click_point = ray.get_collision_point()
_emit_event("grab_down", collider )
func _on_released(type: Initiator.EventType):
match type:
Initiator.EventType.TRIGGER:
if is_pressed:
if moved == false:
_emit_event("click", last_collided )
_emit_event("press_up", last_collided )
is_pressed = false
last_collided = null
moved = false
Initiator.EventType.GRIP:
if is_grabbed:
_emit_event("grab_up", last_collided )
is_grabbed = false
last_collided = null
moved = false
func _emit_event(type: String, target):
var event = EventPointer.new()
event.initiator = initiator
event.target = target
event.ray = ray
EventSystem.emit(type, event)